Home / 837,138,039.17-1,254,862,935-526,467,681.72

Finding the Fourth Proportional to 837,138,039.17, 1,254,862,935 and 526,467,681.72

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Solution

The fourth proportional to 837,138,039.17, 1,254,862,935 and 526,467,681.72 is: 789,170,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,138,039.17 : 1,254,862,935 = 526,467,681.72 : x
  2. Step 2: Convert to fraction form
    837,138,039.17/1,254,862,935 = 526,467,681.72/x
  3. Step 3: Cross multiply
    837,138,039.17x = 1,254,862,935 × 526,467,681.72
  4. Step 4: Simplify right side
    837,138,039.17x = 660,644,780,265,805,056
  5. Step 5: Solve for x
    x = 660,644,780,265,805,056/837,138,039.17
  6. Step 6: Final answer
    x = 789,170,661.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.